1021000620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1000981}}^1$

素因数の和:1001010

約数の個数: 48

約数和(自身を含む): 3026969568

約数和(自身を除く): 2005968948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 1000981, 2001962, 3002943, 4003924, 5004905, 6005886, 10009810, 12011772, 15014715, 17016677, 20019620, 30029430, 34033354, 51050031, 60058860, 68066708, 85083385, 102100062, 170166770, 204200124, 255250155, 340333540, 510500310, 1021000620]

約数ペア:

[(1, 1021000620), (2, 510500310), (3, 340333540), (4, 255250155), (5, 204200124), (6, 170166770), (10, 102100062), (12, 85083385), (15, 68066708), (17, 60058860), (20, 51050031), (30, 34033354), (34, 30029430), (51, 20019620), (60, 17016677), (68, 15014715), (85, 12011772), (102, 10009810), (170, 6005886), (204, 5004905), (255, 4003924), (340, 3002943), (510, 2001962), (1020, 1000981)]